Step-by-step explanation:
If you lost "y" in the first equation.

If first equation is correct.

I think I think that it is 8 hours. Hopefully that helps!
The answer is 120. Because inscribed angle is Half of the arc measure. Double 60 and we get 120.
I’m pretty sure it would be d.
Answer:
In the attachment.
Step-by-step explanation:
Rewrite
as a
. Then mark each set with different color and take the intersection of these.